MPEC 2001-U69: 2001 UE18
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M.P.E.C. 2001-U69 Issued 2001 Oct. 29, 22:21 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Commission 20 of the International Astronomical Union by the
Minor Planet Center, Smithsonian Astrophysical Observatory,
Cambridge, MA 02138, U.S.A.
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2001 UE18
Observations:
K01U18E* C2001 10 26.38745 02 36 06.38 +17 29 06.9 20.4 644
K01U18E C2001 10 26.40843 02 36 02.56 +17 30 26.4 20.4 644
K01U18E C2001 10 26.43399 02 35 57.98 +17 32 01.4 20.5 644
K01U18E C2001 10 27.46094 02 33 00.85 +18 36 54.7 19.3 R 649
K01U18E C2001 10 27.46324 02 33 00.57 +18 37 03.9 19.6 R 649
K01U18E C2001 10 27.47013 02 32 59.30 +18 37 28.8 20.3 R 649
K01U18E C2001 10 28.28952 02 30 35.94 +19 30 23.9 20.1 644
K01U18E C2001 10 28.31110 02 30 31.68 +19 31 48.8 20.2 644
K01U18E C2001 10 28.33255 02 30 27.45 +19 33 11.8 19.8 644
Observer details:
644 Palomar Mountain/NEAT. Observers E. F. Helin, S. Pravdo, K. Lawrence,
M. Hicks, E. Hovland, T. Bickler, J. Schroeder, L. Scherr, R. Thicksten,
A. Deetz. 1.2-m Schmidt + CCD.
649 Powell Observatory, Louisburg. Observers K. Smalley, D. Trentman.
0.75-m Newtonian + CCD.
Orbital elements:
2001 UE18
Epoch 2001 Oct. 18.0 TT = JDT 2452200.5 Spahr
M 312.25665 (2000.0) P Q
n 0.61710326 Peri. 61.02694 -0.05750393 -0.98738750
a 1.3663569 Node 33.28420 +0.79665529 -0.13443324
e 0.1856260 Incl. 15.59230 +0.60169232 +0.08362794
P 1.60 H 22.1 G 0.15
From 9 observations 2001 Oct. 26-28.
Ephemeris:
2001 UE18 a,e,i = 1.37, 0.19, 16 q = 1.1127
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 10 28 02 31.46 +19 11.8 0.210 1.202 171.9 6.7 19.6
2001 11 07 01 56.23 +30 21.0 0.197 1.180 161.5 15.5 19.8
2001 11 17 01 14.75 +40 22.1 0.203 1.160 144.1 30.0 20.3
2001 11 27 00 37.19 +47 36.7 0.223 1.143 129.8 41.6 20.8
2001 12 07 00 11.21 +52 34.1 0.250 1.129 119.3 49.6 21.2
2001 12 17 23 59.12 +56 17.8 0.279 1.119 112.0 54.6 21.6
2001 12 27 00 00.57 +59 34.9 0.307 1.114 107.2 57.5 21.8
Timothy B. Spahr (C) Copyright 2001 MPC M.P.E.C. 2001-U69
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